package businesslogicservice;

import po.UserPO;

public interface AdminBLService {
	
	/**
	 * @author WangXuanyi
	 * @since 2012.10.18
	 */
	
	public boolean add(UserPO user);
	
	public boolean delete(UserPO user);
	
	public boolean alter(UserPO olduser, UserPO newUser);

	public UserPO select(UserPO user);
	
	
}
